Atlona Technologies AT-HD4-V41 4X1 HDMI Switch with 3D, Arc and Ethernet The Atlona HDMI 4 by 1 Switcher has a high speed digital performance connection between four sources and a video display without signal degradation. Built in pass through for HDMI Ethernet Channel and Audio Return Channel over a single HDMI cable Use a single connection from your router to pass internet by HDMI cable to all your HEC capable devices Full 3D pass through capabilities. Get clear 3D video without any signal degradation